Re: Dove-1 (39144) reentry imminent

From: Henry Hallam (henry@pericynthion.org)
Date: Sat Apr 27 2013 - 09:17:32 UTC

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    Reentry is expected between 1000-1100 UTC.  http://imgur.com/IroLu8T
    is a ground track for the start of that period over western Europe.
    Happy watching, I'll continue to provide updated times if we have any.
    
    
    On Fri, Apr 26, 2013 at 9:11 PM, Mal Ninnes <meso@iinet.net.au> wrote:
    > Thanks for the heads up, Henry. With the current TLE's, I have some passes around sunset and shortly after (Sydney, Australia). Will keep my eye on SpaceTrack for prediction changes too.
    >
    > Mal
    >
    >
    > ----- Original Message -----
    >   From:"Henry Hallam"
    >  To:"satelliet lijst (SeeSat)"
    >  Cc:
    >  Sent:Fri, 26 Apr 2013 16:26:19 -0700
    >  Subject:Dove-1 (39144) reentry imminent
    >
    > Dear skywatchers,
    >
    > Object 39144 is Cosmogia's Dove-1 nanosatellite. (It is currently
    > misidentified on Space-track as Alexander, but 39144 is definitely
    > Dove-1). Space track is predicting reentry for 2013-04-27 14:36:00
    > but due to commanded attitude changes we believe it will decay before
    > then. It should produce a nice fireball somewhere!
    >
    > Here is an alternate TLE to the space-track one - being so low, we're
    > not sure which is more accurate at this point:
    > 1 00001U 13116.83333333 .07659300 00000-0 11402-2 0 00005
    > 2 00001 051.6165 283.3296 0010633 313.3498 277.5486 16.33385748000056
    > This was produced from our radio observations.
    >
    > We're refining our reentry predictions and will post a time and ground
    > track when we have a good idea.
    >
    > If you happen to observe the reentry, please let us know!
    >
    > Henry Hallam
    > Dove-1 operations team
    > Cosmogia, inc.
    > San Francisco, CA, U.S.A.
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    >
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